Due to the new gravel multi-function tester is by standard assembly made of, and equipped with easy handling accessories, so you can be in a tester on all major auto material gravel crash test.

由于新型砂砾多功能测试仪是由标准件组装构成的，并且配有易于装卸的配件，因此你可以在一台测试仪上进行所有主要的汽车材质砂砾碰撞测试。

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The function of serial communication port in protocol tester was analyzed and a programmable multi-protocol serial communication interface circuit was designed.

分析了网络协议测试仪的串行通信接口功能，设计了一种可编程多协议串行接口电路。

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